connection node_2; connection node_1; connection node_1; CREATE TABLE t1 (f1 INTEGER PRIMARY KEY) ENGINE=InnoDB; SET SESSION wsrep_trx_fragment_size = 1; SET AUTOCOMMIT=OFF; START TRANSACTION; INSERT INTO t1 VALUES (1); INSERT INTO t1 VALUES (2); INSERT INTO t1 VALUES (3); INSERT INTO t1 VALUES (4); INSERT INTO t1 VALUES (5); connection node_2; SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED; SET AUTOCOMMIT=OFF; SET SESSION TRANSACTION ISOLATION LEVEL REPEATABLE READ; START TRANSACTION; INSERT INTO t1 VALUES (9); INSERT INTO t1 VALUES (8); INSERT INTO t1 VALUES (7); INSERT INTO t1 VALUES (6); INSERT INTO t1 VALUES (5); ERROR HY000: Lock wait timeout exceeded; try restarting transaction ROLLBACK; connection node_1; COMMIT; DROP TABLE t1;